<?php

$t1 = microtime(true);
$m1 = memory_get_usage();
$emails = array (
  'hello1@gmail.com',
  'hello2@gmail.com',
  'hello3@gmail.com',
  'hello4@gmail.com',
  'hello5@gmail.com',
  'hello7@gmail.com',
  'hello8@gmail.com',
  'hello9@gmail.com',
  'hello71@gmail.com',
  'hello72@gmail.com',
  'hello73@gmail.com',
);

//while($email = array_pop($emails)){
  //echo $email;
  //echo "\n\n";
//}
foreach ($emails as $email)
{
  echo $email;
  echo "\n\n";
}
$m2 = memory_get_usage();
echo $m2 - $m1;
sleep(2);
$t2 = microtime(true);
echo "\n\n Time :";
echo $t2 - $t1;
echo "\n\n";
print_r($emails);
echo "\n\n";
